1. Preamble

1.1. Copyright

Permission is granted to make and distribute verbatim copies
of this document provided the copyright notice and this permission
notice are preserved on all copies.

1.2. Trademarks

OpenGL is a registered trademark and SGI is a trademark of
Silicon Graphics, Inc.
Unix is a registered trademark of The Open Group.
The `X' device and X Window System are trademarks of The Open Group.
XFree86 is a trademark of The XFree86 Project.
Linux is a registered trademark of Linus Torvalds.
Intel is a registered trademark of Intel Corporation.
3Dlabs, GLINT, and Oxygen are either registered trademarks or
trademarks of 3Dlabs Inc. Ltd.
3dfx, Voodoo3, Voodoo4, and Voodoo5 are registered trademarks of
3dfx Interactive, Incorporated.
Matrox is a registered trademark of Matrox Electronic Systems Ltd.
ATI Rage is a registered trademark of ATI Technologies, Inc.
All other trademarks mentioned are the property of their
respective owners.